Home / 136,971,506.98-205,527,897.88-64,195,681.20

Finding the Fourth Proportional to 136,971,506.98, 205,527,897.88 and 64,195,681.20

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Solution

The fourth proportional to 136,971,506.98, 205,527,897.88 and 64,195,681.20 is: 96,326,628.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,971,506.98 : 205,527,897.88 = 64,195,681.20 : x
  2. Step 2: Convert to fraction form
    136,971,506.98/205,527,897.88 = 64,195,681.20/x
  3. Step 3: Cross multiply
    136,971,506.98x = 205,527,897.88 × 64,195,681.20
  4. Step 4: Simplify right side
    136,971,506.98x = 13,194,003,409,079,416
  5. Step 5: Solve for x
    x = 13,194,003,409,079,416/136,971,506.98
  6. Step 6: Final answer
    x = 96,326,628.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.